The Physics Of Space Battles [Video]

We all love watching huge space battles with our heroes desperately trying to save the universe from emperors or aliens or whatever big bad is bent on mass destruction, but are any of those battles remotely possible give the laws of physics? This video by Joe Hanson of PBS’s It’s Okay To Be Smart tries to answer that question. Watch and find out if all those lasers, dogfights, and fiery explosions would look anything like they do on the big screen if they were happening in real life.